------------[ cut here ]------------ kernel BUG at fs/bcachefs/bkey_cmp.h:104! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5106 Comm: syz.0.0 Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__bch2_bkey_cmp_packed_format_checked_inlined fs/bcachefs/bkey_cmp.h:103 [inline] RIP: 0010:bch2_bkey_cmp_packed_inlined fs/bcachefs/bkey_cmp.h:116 [inline] RIP: 0010:bch2_bkey_cmp_packed+0xc9c/0xcb0 fs/bcachefs/bkey.c:1037 Code: 8a 0c b5 07 e8 85 7d 83 fd 90 0f 0b e8 7d 7d 83 fd 90 0f 0b e8 75 7d 83 fd 90 0f 0b e8 6d 7d 83 fd 90 0f 0b e8 65 7d 83 fd 90 <0f> 0b e8 5d 7d 83 fd 90 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 RSP: 0018:ffffc9000b4bcf00 EFLAGS: 00010283 RAX: ffffffff84115a7b RBX: 1ffff920016979e8 RCX: 0000000000040000 RDX: ffffc9000bc19000 RSI: 0000000000003900 RDI: 0000000000003901 RBP: ffffc9000b4bd090 R08: ffffffff8411531e R09: 0000000000000000 R10: ffffc9000b4bcfa0 R11: fffff520016979f6 R12: 0000000000000001 R13: ffffffffffffffff R14: 0000000000000000 R15: ffffc9000b4bcfa0 FS: 00007feb3c7de6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feb3c7ddf98 CR3: 0000000040ad0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bkey_packed_successor fs/bcachefs/bkey.c:428 [inline] bch2_bkey_pack_pos_lossy+0xc94/0x1990 fs/bcachefs/bkey.c:537 bch2_btree_node_iter_init+0x894/0x4280 fs/bcachefs/bset.c:1313 __btree_path_level_init fs/bcachefs/btree_iter.c:615 [inline] bch2_btree_path_level_init+0x4d2/0x9f0 fs/bcachefs/btree_iter.c:635 btree_path_lock_root fs/bcachefs/btree_iter.c:769 [inline] bch2_btree_path_traverse_one+0x10de/0x2940 fs/bcachefs/btree_iter.c:1170 bch2_btree_path_traverse fs/bcachefs/btree_iter.h:247 [inline] bch2_btree_iter_peek_slot+0x84f/0x2550 fs/bcachefs/btree_iter.c:2616 bchfs_read+0x988/0x2be0 fs/bcachefs/fs-io-buffered.c:182 bch2_readahead+0x1154/0x1930 fs/bcachefs/fs-io-buffered.c:277 read_pages+0x17e/0x840 mm/readahead.c:160 page_cache_ra_order+0xb00/0xdb0 mm/readahead.c:508 page_cache_sync_readahead include/linux/pagemap.h:1394 [inline] filemap_get_pages+0x621/0x2540 mm/filemap.c:2547 filemap_read+0x454/0xf90 mm/filemap.c:2645 bch2_read_iter+0x1122/0x1470 fs/bcachefs/fs-io-direct.c:208 __kernel_read+0x513/0x9d0 fs/read_write.c:527 integrity_kernel_read+0xb0/0x100 security/integrity/iint.c:28 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:480 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0xae6/0x1b30 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x520/0xb10 security/integrity/ima/ima_api.c:293 process_measurement+0x1351/0x1fb0 security/integrity/ima/ima_main.c:372 ima_file_check+0xf2/0x170 security/integrity/ima/ima_main.c:572 security_file_post_open+0xb9/0x280 security/security.c:3129 do_open fs/namei.c:3776 [inline] path_openat+0x2ccd/0x3590 fs/namei.c:3933 do_filp_open+0x235/0x490 fs/namei.c:3960 do_sys_openat2+0x13e/0x1d0 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_openat fs/open.c:1446 [inline] __se_sys_openat fs/open.c:1441 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1441 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7feb3c97dff9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feb3c7de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007feb3cb36058 RCX: 00007feb3c97dff9 RDX: 0000000000008042 RSI: 0000000020000040 RDI: ffffffffffffff9c RBP: 00007feb3c9f0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007feb3cb36058 R15: 00007ffce2511308 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__bch2_bkey_cmp_packed_format_checked_inlined fs/bcachefs/bkey_cmp.h:103 [inline] RIP: 0010:bch2_bkey_cmp_packed_inlined fs/bcachefs/bkey_cmp.h:116 [inline] RIP: 0010:bch2_bkey_cmp_packed+0xc9c/0xcb0 fs/bcachefs/bkey.c:1037 Code: 8a 0c b5 07 e8 85 7d 83 fd 90 0f 0b e8 7d 7d 83 fd 90 0f 0b e8 75 7d 83 fd 90 0f 0b e8 6d 7d 83 fd 90 0f 0b e8 65 7d 83 fd 90 <0f> 0b e8 5d 7d 83 fd 90 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 RSP: 0018:ffffc9000b4bcf00 EFLAGS: 00010283 RAX: ffffffff84115a7b RBX: 1ffff920016979e8 RCX: 0000000000040000 RDX: ffffc9000bc19000 RSI: 0000000000003900 RDI: 0000000000003901 RBP: ffffc9000b4bd090 R08: ffffffff8411531e R09: 0000000000000000 R10: ffffc9000b4bcfa0 R11: fffff520016979f6 R12: 0000000000000001 R13: ffffffffffffffff R14: 0000000000000000 R15: ffffc9000b4bcfa0 FS: 00007feb3c7de6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000558c2720c048 CR3: 0000000040ad0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400